Loan Agreement (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Credit Facility (Textual) [Abstract]
Eligible accounts receivables percentage	80.00%
Eligible accounts receivables past due days	60 days
Eligible inventory percentage	50.00%
Eligible inventory expected to be sold period	18 months
Maximum borrowing amount based on inventory	$ 20,000
Line of Credit, Current	0
Credit Facility, remaining borrowing capacity	32,300
Interest Paid	$ 400	$ 700
Weighted average interest rate	3.25%
Maximum
Credit Facility (Textual) [Abstract]
Spread on LIBOR	1.85%
Restricted Dividends	$ 7,000
Minimum
Credit Facility (Textual) [Abstract]
Spread on LIBOR	1.50%
Revolving Credit Facility [Member]
Credit Facility (Textual) [Abstract]
Credit facility, borrowing capacity	$ 40,000
Letter of Credit [Member]
Credit Facility (Textual) [Abstract]
Credit facility, borrowing capacity	$ 10,000